Home / 16,954.28-25,416.43-6,416.98

Finding the Fourth Proportional to 16,954.28, 25,416.43 and 6,416.98

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Solution

The fourth proportional to 16,954.28, 25,416.43 and 6,416.98 is: 9,619.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,954.28 : 25,416.43 = 6,416.98 : x
  2. Step 2: Convert to fraction form
    16,954.28/25,416.43 = 6,416.98/x
  3. Step 3: Cross multiply
    16,954.28x = 25,416.43 × 6,416.98
  4. Step 4: Simplify right side
    16,954.28x = 163,096,722.98
  5. Step 5: Solve for x
    x = 163,096,722.98/16,954.28
  6. Step 6: Final answer
    x = 9,619.80

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.